Ключевые слова: academic, adult, adviser, arms, beard, business, businessman, camera, campus, caucasian, college, confident, crossed, distance, educator, elementary, employee, exam, glasses, instructor, learning, lecture, lesson, library, looking, man, office, online, person, portrait, positive, preschool, presentation, profession, professional, scientist, smart, smiling, standing, student, study, suit, teacher, test, training, tutor, university, video, work, young,